Answer:
A) American Indians
Step-by-step explanation:
A Century of Dishonor is a book by Helen Hunt Jackson that was published in 1881. It focused on the injustices that Native Americans experienced in the United States. Jackson wrote this book in an attempt to enact fairer legislation towards Native Americans. Although the book was not as effective as she had hoped, it seemed to be influential, in part, in the improvement of the Ponca people.